CN109042823B - Automatic shrimp shelling machine and shelling method thereof - Google Patents
Automatic shrimp shelling machine and shelling method thereof Download PDFInfo
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- CN109042823B CN109042823B CN201811086224.3A CN201811086224A CN109042823B CN 109042823 B CN109042823 B CN 109042823B CN 201811086224 A CN201811086224 A CN 201811086224A CN 109042823 B CN109042823 B CN 109042823B
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- shrimp
- conveyor belt
- guide rod
- shell
- feeding conveyor
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- A—HUMAN NECESSITIES
- A22—BUTCHERING; MEAT TREATMENT; PROCESSING POULTRY OR FISH
- A22C—PROCESSING MEAT, POULTRY, OR FISH
- A22C29/00—Processing shellfish or bivalves, e.g. oysters, lobsters; Devices therefor, e.g. claw locks, claw crushers, grading devices; Processing lines
- A22C29/02—Processing shrimps, lobsters or the like ; Methods or machines for the shelling of shellfish
- A22C29/024—Opening, shelling or peeling shellfish
- A22C29/026—Mechanically peeling and shelling shrimps, prawns or other soft-shelled crustaceans
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/80—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in fisheries management
- Y02A40/81—Aquaculture, e.g. of fish
Abstract
The invention relates to the field of marine product processing, in particular to an automatic sea shrimp shelling machine and a shelling method thereof, wherein the shelling machine comprises a feeding conveyor belt, an auxiliary conveyor belt, a primary pinch-off device, a passive cutting device and a pre-shelling device, wherein the feeding conveyor belt is obliquely erected above the processing table, the auxiliary conveyor belt is horizontally arranged below the side of the feeding conveyor belt, a plurality of first jigs and second jigs are respectively arranged on conveying planes of the feeding conveyor belt and the auxiliary conveyor belt, the conveying directions of the feeding conveyor belt and the auxiliary conveyor belt are parallel, the primary pinch-off device and the pre-shelling device are arranged on the outer side of the auxiliary conveyor belt, a shell pulling device and a stuffing taking device are sequentially arranged above the feeding conveyor belt at intervals along the conveying direction of the feeding conveyor belt, and the passive cutting device is arranged between the feeding conveyor belt and the auxiliary conveyor belt.
Description
Technical Field
The invention relates to the field of seafood processing, in particular to an automatic shrimp shelling machine and a shelling method thereof.
Background
Sea shrimp is also called red shrimp, macrobrachium nipponensis, etc., and is a generic term for meat or whole of aquatic and marine shrimp. The shrimp has rich nutrition and delicious taste, and can be used as a meal or a medicinal material. The sea shrimp are mainly distributed in the areas of the yellow sea, the Bohai sea and the north of the Yangtze river mouth, and are special products in China.
After the shrimps are collected, the shrimps are required to be sold in various modes, wherein living shrimps are sold in the present state or the shrimps are peeled off to obtain shelled shrimps for sale, and the shelled shrimp is generally peeled off by a large amount of manpower.
Disclosure of Invention
The invention aims at overcoming the defects of the prior art and provides an automatic shrimp sheller and a shelling method thereof.
In order to solve the problems, the invention provides the following technical scheme:
the utility model provides an automatic decorticator of sea shrimp, including the processing platform, the decorticator is including the feed conveyer belt, auxiliary conveyor belt, primary pinch-off device, passive cutting device and pre-decortication device, the feed conveyer belt is the slope and erects in the top of processing platform, auxiliary conveyor belt is the below of horizontal locating the feed conveyer belt side, and the obtuse angle setting of 115 degrees is constituteed to the conveying plane of two, be equipped with a plurality of first jigs and the second jigs of equidistant range along the direction of delivery on the conveying plane of feed conveyer belt and auxiliary conveyor belt respectively, and the direction of delivery of two parallels, primary pinch-off device and pre-decortication device locate the outside of auxiliary conveyor belt, the top of feed conveyer belt is equipped with and draws shell device and get the filling device, primary pinch-off device, pre-decortication device draws shell device and get filling device and arrange along the direction of delivery of feed conveyer belt interval in proper order, and still all be close to the downstream end of feed conveyer belt, passive cutting device locates between feed conveyer belt and the auxiliary conveyor belt.
Further, the outer side of the first jig is provided with an arc-shaped groove for accommodating the upper half section of the sea shrimp, the first jig is made of sponge materials, and all the first jigs are respectively arranged opposite to one second jig.
Further, the second jig comprises a supporting plate, and a first clamping plate and a second clamping plate which are distributed at the top of the supporting plate in a fork shape, the supporting plate is fixed on a conveying plane of the auxiliary conveying belt, the middle parts of the first clamping plate and the second clamping plate are hinged through torsion springs, the torsion springs are in a normal state, and the first clamping plate and the second clamping plate form a V-shaped clamping opening smaller than 10 degrees towards one end of the feeding conveying belt.
Further, the passive cutting device comprises two cutting blades, an upper guide rod and a lower guide rod which are arranged in an up-down symmetrical mode, the horizontal height of the lower guide rod is higher than that of the auxiliary conveyor belt, the upper guide rod corresponds to the feeding conveyor belt, the extending directions of the upper guide rod and the lower guide rod are parallel to the conveying direction of the feeding conveyor belt, the upper guide rod and the lower guide rod are close to the auxiliary conveyor belt and the feeding conveyor belt respectively, the rear ends of the upper guide rod and the lower guide rod close to the downstream end of the feeding conveyor belt are spaced from the rear ends of the lower guide rod, the two cutting blades are symmetrically arranged at the rear ends of the lower guide rod, a cutting slide way which can be entered after a shrimp body is separated from the lower guide rod is formed between the two cutting blades, and the cutting surfaces of the two cutting blades are arranged in opposite directions.
Further, the primary pinch-off device comprises a first pneumatic clamp, a thrust cylinder and two arc plates, wherein the first pneumatic clamp is obliquely erected above the auxiliary conveyor belt, the clamping end of the first pneumatic clamp corresponds to the rear end of the lower guide rod (4 d), the inclined posture of the first pneumatic clamp and the conveying direction of the auxiliary conveyor belt form an included angle of 40 degrees, the two arc plates are respectively welded on one clamping end of the first pneumatic clamp, the concave surfaces of the two arc plates are oppositely arranged, an arc slice is respectively arranged in the concave surfaces of the two arc plates, and the thrust cylinder is used for driving the first pneumatic clamp to be movably arranged along the radial direction of the lower guide rod.
Further, the pre-peeling device is arranged at the tail end of the lower guide rod, which corresponds to the cutting blade, and comprises two mounting plates, a bidirectional screw rod adjusting piece and an air rod, wherein the two mounting plates are bilaterally symmetrical and obliquely erected above the auxiliary conveyor belt, the oblique directions of the two mounting plates are parallel to the oblique directions of the first pneumatic clamp, the front ends of the two mounting plates, which are close to the upper guide rod, are respectively provided with a peeling wheel, the middle sections of the two mounting plates are respectively provided with a peeling motor for driving the peeling wheels at the respective positions to rotate around the axis of the two mounting plates, the output end of the bidirectional screw rod adjusting piece is in transmission connection with the rear ends of the two mounting plates, and the air rod is used for driving the bidirectional screw rod adjusting piece and the two mounting plates to be close to or far away from the upper guide rod.
Further, draw shell device and include second pneumatic clamp and upset motor, second pneumatic clamp erects in the outside of feed conveyer belt through the upset motor can be rotatory, and the clamping end symmetry of second pneumatic clamp is equipped with two plastic clamping strips.
Further, get filling device includes third pneumatic jig and lift cylinder, and third pneumatic jig is the top of locating the feed conveyer belt that inverts and can vertical activity through the lift cylinder, and third pneumatic jig and lift cylinder all are located the middle of feed conveyer belt and auxiliary conveyor belt, and the centre gripping end symmetry of third pneumatic jig is equipped with the clamp strip of two arc structures, and the top of lift cylinder is equipped with and is used for driving the lift cylinder and rotate out the feed conveyer belt and auxiliary conveyor belt between the motor that moves.
An automatic shelling method for sea shrimps comprises the following steps:
the method comprises the steps that firstly, a person is positioned at the upstream end of a feeding conveyor belt, the tail of a shrimp body subjected to head removal in advance is placed in one of second jigs, the upper half section of the shrimp body is placed in one of first jigs, and the shrimp body is positioned between the feeding conveyor belt and an auxiliary conveyor belt in a backward tilting posture towards the feeding conveyor belt;
step two, the shrimp body positioned in the first jig and the second jig is synchronously driven by the feeding conveyor belt and the auxiliary conveyor belt to work, so that the shrimp body (8) advances towards the downstream end direction, and the shell of the shrimp body close to the shrimp tail part is gradually clamped, pulled and pulled, and the specific operation steps are as follows:
1. the shrimp body reaches the primary pinch-off device area, and the shell periphery of the shrimp body, which is close to the shrimp tail area, is symmetrically clamped by the primary pinch-off device;
2. the shrimp body with the shell clamped and split reaches into a cutting slide way formed by two cutting blades in the passive cutting device, and the shrimp body continuously moves forwards, so that the shrimp shell of the shrimp body close to the shrimp tail area is cut due to the friction force and the cutting blades, and the shrimp shell is further thoroughly cut into an upper half shell and a shrimp tail shell;
3. after the shrimp body cut into the upper half shell and the shrimp tail shell advances to the pre-peeling device area, the top end part of the upper half shell of the shrimp body is pulled out by the pre-peeling device to promote the shrimp body to be separated from the shrimp meat;
4. and (3) the shrimp body with the upper half shell and the shrimp meat partially separated moves to a shell pulling device area, the upper half shell and the shrimp meat are thoroughly separated by the shell pulling device, and then the whole shrimp meat and the shrimp tail shell are separated by a stuffing taking device, so that the shrimp meat is finally obtained.
The beneficial effects are that: according to the automatic shrimp shelling machine and the shrimp shelling method thereof, when the shrimp tail of the shrimp body is firstly placed in the second jig manually, the shrimp tail is limited by bypassing the upper guide rod, namely between the upper guide rod and the feeding conveyor belt, and then bypassing the lower guide rod, namely between the lower guide rod and the auxiliary conveyor belt, wherein the shrimp tail is positioned in the second jig, the upper half section of the shrimp body is positioned in the arc-shaped groove of the first jig, the front part of the upper half section is limited by the outer surface of the upper guide rod, the shrimp body is prevented from inclining forwards, and the lower half section of the shrimp body, namely the part close to the shrimp tail, is supported by the lower guide rod, so that the upper guide rod and the lower guide rod form the full limiting and guiding support purposes of the shrimp body, and the shrimp body can be enabled to move stably between the auxiliary conveyor belt and the feeding conveyor belt; the shrimp body is firstly moved to a primary pinching-off device, the shrimp shell close to the shrimp tail part is pinched by the primary pinching-off device, then the shrimp shell is moved continuously to a cutting slide way formed by two cutting blades, the shrimp shell area which is previously pinched by the shrimp body is cut by the cutting surfaces of the cutting blades when moving in the cutting slide way due to the moving force, the shrimp shell area is fully cracked, then the shrimp body is moved continuously to a pre-peeling device area, the shrimp shell at the half part on the shrimp body is thoroughly separated from the shrimp tail part by virtue of the device, the top end of the shrimp shell is pulled out of a part outside the top end of the shrimp body, then the shrimp shell is moved to a shell pulling device, then the shrimp meat at the upper half part is obtained, the shrimp meat at the moment carries the residual shrimp meat and the shell part to a stuffing taking device area, the shrimp meat in the upper half part is pulled out by the acting force of the stuffing taking device, the shrimp tail is matched with the stuffing taking device by the acting force of a second jig, and then the shrimp tail is lifted by virtue of the lifting motor to rotate the shrimp body to rotate the shrimp shell to carry out the processing by virtue of the auxiliary belt, and the invention can be peeled off the shrimp body, and the product can be automatically processed by the shrimp body after the shrimp body is rotated, and the shrimp body is greatly and the shrimp body is peeled off.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is an enlarged view of FIG. 1 at A;
FIG. 3 is a schematic plan view of the first embodiment of the present invention;
FIG. 4 is a schematic plan view of a second embodiment of the present invention;
FIG. 5 is a schematic diagram showing a second perspective structure of the present invention;
FIG. 6 is an enlarged view at B in FIG. 5;
FIG. 7 is an enlarged view at C in FIG. 5;
FIG. 8 is an enlarged view of FIG. 5 at D;
FIG. 9 is an enlarged view at E in FIG. 5;
FIG. 10 is a schematic perspective view of a third embodiment of the present invention;
FIG. 11 is a schematic view of a partial perspective structure of the present invention;
fig. 12 is an enlarged view of F in fig. 11;
reference numerals illustrate: the feeding conveyor belt 1, a first jig 1a and an arc-shaped groove 1b.
Auxiliary conveyor belt 2, second tool 2a, layer board 2b, first splint 2c, second splint 2d, V type clamp material mouth 2t.
The primary pinch-off device 3, a first pneumatic clamp 3a, a thrust cylinder 3b, an arc-shaped plate 3c and an arc-shaped slice 3d.
And a passive cutting device 4, a cutting blade 4a, a cutting slide 4b, an upper guide rod 4c and a lower guide rod 4d.
The husking device comprises a pre-husking device 5, a mounting plate 5a, a bidirectional screw rod adjusting piece 5b, an air rod 5c, a husking wheel 5d, a husking motor 5e and a coupler 5k.
The shell pulling device 6, the second pneumatic clamp 6a, the overturning motor 6b and the plastic clamping strip 6c.
The stuffing taking device 7, the third pneumatic clamp 7a, the lifting cylinder 7b, the clamping strip 7c and the material moving motor 7d.
Shrimp bodies 8.
Detailed Description
Specific embodiments of the invention are described in further detail below with reference to the drawings and examples of the specification:
referring to fig. 1 to 12, the automatic sea shrimp sheller comprises a processing table, the sheller comprises a feeding conveyor belt 1, an auxiliary conveyor belt 2, a primary pinch-off device 3, a passive cutting device 4 and a pre-shelling device 5, wherein the feeding conveyor belt 1 is obliquely erected above the processing table, the auxiliary conveyor belt 2 is horizontally arranged below the side of the feeding conveyor belt 1, the conveying planes of the feeding conveyor belt 1 and the auxiliary conveyor belt 2 form an obtuse angle of 115 degrees, a plurality of first jigs 1a and second jigs 2a which are arranged at equal intervals along the conveying directions of the feeding conveyor belt 1 and the auxiliary conveyor belt 2 are respectively arranged on the conveying planes of the feeding conveyor belt 1 and the auxiliary conveyor belt 2, the conveying directions of the feeding conveyor belt 1 and the auxiliary conveyor belt 2 are parallel, a shell pulling device 6 and a filling taking device 7 are arranged above the feeding conveyor belt 1, and the primary pinch-off device 3, the pre-shelling device 5, the shell pulling device 6 and the filling taking device 7 are sequentially arranged at intervals along the conveying directions of the feeding conveyor belt 1, and are also close to the downstream end of the feeding conveyor belt 1, and the feeding conveyor belt 1 is arranged between the passive conveyor belt 4 and the auxiliary conveyor belt 2.
The outer side of the first jig 1a is provided with an arc-shaped groove 1b for accommodating the upper half section of a shrimp body 8 of a sea shrimp, the first jig 1a is made of sponge materials, and all the first jigs 1a are respectively arranged opposite to one second jig 2 a; manually placing the upper half section of the shrimp body 8 with the head removed in advance into the arc-shaped groove 1b, and limiting the shrimp body 8 from backward tilting and left-right displacement by the arc-shaped groove 1 b; the first jig 1a is made of sponge material and can adapt to the situation that the shrimp body 8 with the thickness specification difference is not too large.
The second jig 2a comprises a supporting plate 2b, a first clamping plate 2c and a second clamping plate 2d which are distributed on the top of the supporting plate 2b in a fork shape, the supporting plate 2b is fixed on a conveying plane of the auxiliary conveyor belt 2, the middle parts of the first clamping plate 2c and the second clamping plate 2d are hinged through torsion springs, the torsion springs are in a normal state, and one end of the first clamping plate 2c and the second clamping plate 2d, which faces the feeding conveyor belt 1, forms a V-shaped clamping opening 2t smaller than 10 degrees; the manual work is located the upstream end of feed conveyer belt 1, the posture that the angle between supplementary conveyer belt 2 and feed conveyer belt 1 was taken to manual shrimp body 8 that will remove the head, first through the second tool 2a that is in the upstream end of supplementary conveyer belt 2 of manual control, the angle expansion of the V type clamp mouth 2t that will constitute first splint 2c and second splint 2d in this second tool 2a, make shrimp tail part can vertically put into, at loosening first splint 2c and second splint 2d, both rely on the torsional spring to reset, V type clamp mouth 2t after the reset diminishes, the purpose is with shrimp tail centre gripping, this is with shrimp body 8 upper half section of putting into arc wall 1b simultaneously, make shrimp body 8 steadily in like this and move between supplementary conveyer belt 2 and the feed conveyer belt 1.
The passive cutting device 4 comprises two cutting blades 4a, an upper guide rod 4c and a lower guide rod 4d which are vertically and symmetrically arranged, the lower guide rod 4d is higher than the auxiliary conveyor belt 2 in horizontal height, the upper guide rod 4c corresponds to the feeding conveyor belt 1, the extending directions of the upper guide rod 4c and the lower guide rod 4d are parallel to the conveying direction of the feeding conveyor belt 1 and are close to the auxiliary conveyor belt 2 and the feeding conveyor belt 1 respectively, the rear ends of the upper guide rod 4c and the lower guide rod 4d, which are close to the downstream end of the feeding conveyor belt 1, are respectively provided with a space, the two cutting blades 4a are symmetrically arranged at the rear end of the lower guide rod 4d, a cutting slide way 4b which can be accessed after the shrimp body 8 is separated from the lower guide rod 4d is formed between the two cutting blades, and the cutting surfaces of the two cutting blades 4a are arranged in opposite directions; when the shrimp tail of the shrimp body 8 is firstly placed into the second jig 2a manually, the upper guide rod 4c is firstly bypassed in a limiting way, namely, between the upper guide rod 4c and the feeding conveyor belt 1, and then the lower guide rod 4d is bypassed, namely, between the lower guide rod 4d and the auxiliary conveyor belt 2, at the moment, the shrimp tail is positioned in the second jig 2a, the upper half section of the shrimp body 8 is positioned in the arc-shaped groove 1b of the first jig 1a, the front part of the upper half section is limited by the outer surface of the upper guide rod 4c, the shrimp body 8 is prevented from tilting forwards, the lower half section of the shrimp body 8, namely, the part close to the shrimp tail, is supported by the lower guide rod 4d, so that the upper guide rod 4c and the lower guide rod 4d form the full limiting and guiding support purpose of the shrimp body 8, and the shrimp body 8 can be stably conveyed to the downstream end between the auxiliary conveyor belt 2 and the feeding conveyor belt 1; after the shrimp body 8 breaks away from the upper guide rod 4c and the lower guide rod 4d, the shrimp body 8 enters the cutting slide 4b, one end of the cutting surface of the cutting blade 4a, which corresponds to the lower guide rod 4d, is provided with a transition arc, the transition arc enables the shrimp body 8 to smoothly enter the cutting slide 4b, and when the shrimp body 8 continues to move by the auxiliary conveyor belt 2 and the feeding conveyor belt 1 in the cutting slide 4b, the shell of the shrimp body 8 is in friction contact with the cutting surface of the cutting blade 4a, so that the shrimp shell is cut by the cutting blade 4a for the purpose of cutting the shell of the shrimp body 8.
The primary pinch-off device 3 comprises a first pneumatic clamp 3a, a thrust cylinder 3b and two arc plates 3c, wherein the first pneumatic clamp 3a is obliquely erected above the auxiliary conveyor belt 2, the holding end of the first pneumatic clamp 3a corresponds to the rear end of the rear end 4d of the lower guide rod (4 d), the inclined posture of the first pneumatic clamp 3a forms an included angle of 40 degrees with the conveying direction of the auxiliary conveyor belt 2, the two arc plates 3c are respectively welded on one holding end of the first pneumatic clamp 3a, the concave surfaces of the two arc plates 3c are oppositely arranged, an arc-shaped slice 3d is respectively arranged in the concave surfaces of the two arc plates 3c, and the thrust cylinder 3b is used for driving the first pneumatic clamp 3a to movably arrange along the radial direction of the lower guide rod 4 d; after the auxiliary conveyor belt 2 and the feeding conveyor belt 1 synchronously work, the shrimp body 8 is driven to the area corresponding to the primary pinching off device 3, at this time, the thrust cylinder 3b drives the first pneumatic clamp 3a to approach the downward guide rod 4d, after the first pneumatic clamp 3a approaches, the clamping end of the first pneumatic clamp 3a is in a release state at this time, namely in a normal state, at this time, because the first pneumatic clamp 3a approaches the lower guide rod 4d, two arc plates 3c at the clamping end of the first pneumatic clamp are positioned at the left side and the right side corresponding to the shrimp body 8, at this time, the first pneumatic clamp 3a works, according to the principle of the first pneumatic clamp 3a, the two arc plates 3c move towards each other for the purpose of approaching, at this time, the two arc slices 3d fully contact the shrimp shell on the outer surface of the shrimp body 8, so as to cause the shrimp shell to be subjected to clamping force, breakage occurs, and then the clamping stroke of the first pneumatic clamp 3a is very short, namely micro-motion, and the specific clamping force and spacing are set in advance according to the actual purpose that the shrimp shell is only clamped off, so that the force does not affect the meat in the shrimp shell.
The pre-peeling device 5 is arranged corresponding to the tail end of the cutting blade 4a far away from the lower guide rod 4d, the pre-peeling device 5 comprises two mounting plates 5a, a bidirectional screw rod adjusting piece 5b and an air rod 5c, the two mounting plates 5a are bilaterally symmetrical and obliquely erected above the auxiliary conveyor belt 2, the oblique directions of the two mounting plates are parallel to the oblique direction of the first air clamp 3a, the front ends of the two mounting plates 5a, which are close to the upper guide rod 4c, are respectively provided with a peeling wheel 5d, the middle sections of the two mounting plates are respectively provided with a peeling motor 5e for driving the peeling wheels 5d at the respective positions to rotate around the axis of the two mounting plates 5a, the output end of the bidirectional screw rod adjusting piece 5b is in transmission connection with the rear ends of the two mounting plates 5a, and is used for driving the two mounting plates 5b to be oppositely or horizontally movably arranged in a reverse direction, and the air rod 5c is used for driving the bidirectional screw rod adjusting piece 5b and the two mounting plates 5a to be close to or far away from the upper guide rod 4c; the shrimp body 8 processed by the primary pinch-off device 3 continues to travel into the cutting slide way 4b, the designated area of the shell of the shrimp body 8 is cut off by passive work in the cutting slide way, and further the two arc-shaped slices 3d are opposite to the cutting slide way in the working state, so that the two arc-shaped slices 3d are matched with the two cutting blades 4a to form the purpose of fully breaking the shell of the outer peripheral surface of the designated area of the shrimp body 8, and the area is close to the tail area of the shrimp; after the shrimp body 8 continues to travel to the area of the pre-peeling device 5, at this time, the air rod 5c drives the two-way screw rod adjusting piece 5b and the two mounting plates 5a to move towards the upper guide rod 4c, that is, to move along the radial direction of the upper guide rod 4c, because the rear end of the upper guide rod 4c is spaced from the downstream end of the feeding conveyor belt 1, the shrimp body 8 at this time is not contacted with the upper guide rod 4c, after the two mounting plates 5a approach the shrimp body 8, the two peeling wheels 5d are respectively positioned on the left side and the right side of the shrimp body 8, then the two-way screw rod adjusting piece 5b works, so that the two mounting plates 5a move towards each other, the two peeling wheels 5d are caused to contact with the outer surface of the shrimp body 8, then the peeling motor 5e drives the respective peeling wheels 5d to rotate through the coupler 5k, in the rotation, the peeling wheels 5d contact the outer shell of the shrimp body 8, and at this time correspond to the upper half of the shrimp body 8, the two peeling wheels 5d rotate, so that the upper half of the shrimp body 8 is separated from the shrimp body 8 by the distance from the top end of the shrimp body 8, and the top end of the shrimp body can be separated in advance, thus the distance of the shrimp body can be separated from the top end of the shrimp body 8.
The shell pulling device 6 comprises a second pneumatic clamp 6a and a turnover motor 6b, the second pneumatic clamp 6a can be rotatably erected on the outer side of the feeding conveyor belt 1 through the turnover motor 6b, and two plastic clamping strips 6c are symmetrically arranged at the clamping end of the second pneumatic clamp 6 a; after the upper half of the shell of the shrimp body 8 is affected by the pre-peeling device 5, the top end part extends slightly out of the shrimp body 8 and continues to advance by the acting force of the auxiliary conveyor belt 2 and the feeding conveyor belt 1, then the cylinder body of the second pneumatic clamp 6a rotates by the overturning motor 6b, so that the clamping end of the second pneumatic clamp 6a corresponds to the shrimp body 8, then the second pneumatic clamp 6a works, the clamping end clamps the shrimp shell extending out of the shrimp body 8 by the two plastic clamping strips 6c and quickly resets by the overturning motor 6b, and the second pneumatic clamp 6a resets upwards and rotates, in this moment, the shrimp shell is smoothly peeled off by the two plastic clamping strips 6c, so that the shrimp body 8 only remains the shrimp shell close to the shrimp tail part.
The stuffing taking device 7 comprises a third pneumatic clamp 7a and a lifting cylinder 7b, wherein the third pneumatic clamp 7a is inverted and can be vertically and movably arranged above the feeding conveyor belt 1 through the lifting cylinder 7b, the third pneumatic clamp 7a and the lifting cylinder 7b are both positioned in the middle between the feeding conveyor belt 1 and the auxiliary conveyor belt 2, clamping ends of the third pneumatic clamp 7a are symmetrically provided with two clamping strips 7c with arc structures, and a material moving motor 7d for driving the lifting cylinder 7b to rotate out of the feeding conveyor belt 1 and the auxiliary conveyor belt 2 is arranged above the lifting cylinder 7 b; after the big upper half section of the shrimp body 8 is removed by the shell pulling device 6, the shrimp body 8 continues to advance to the region of the stuffing taking device 7, at the moment, the third pneumatic clamp 7a moves vertically by virtue of the lifting cylinder 7b and descends at the moment, the clamping end of the third pneumatic clamp 7a is enabled to approach the shrimp body 8, the shrimp meat part of the shrimp body 8 is fully clamped by virtue of the two clamping strips 7c, and then the shrimp tail of the shrimp body 8 is quickly lifted and reset by virtue of the lifting cylinder 7b, at the moment, the shrimp tail of the shrimp body 8 continues to be limited by the second clamping tool, so that in the lifting process, the lifting force is enabled to enable the shrimp meat to be fully pulled out of the shrimp shell of the shrimp tail part, and the second clamping tool 2a cannot limit the shrimp shell due to the fact that the shrimp meat is pulled out, and the shrimp shell of the shrimp tail part falls; during extraction, the shrimp tail is matched with the stuffing taking device 7 by means of the acting force of the second jig 2a, after stuffing is taken, the lifting cylinder 7b immediately rotates through the material moving motor 7d, so that the shrimp meat is driven to rotate out of the space between the auxiliary conveyor belt 2 and the material feeding conveyor belt 1, and the shrimp shell of the shrimp tail part is released, so that the shrimp shell of the shrimp tail part is noted to be smaller in specification, and the shrimp shell of the shrimp tail part can be fully separated from the shrimp shell by instant drawing force, so that breakage cannot be caused.
An automatic shelling method for sea shrimps comprises the following steps:
the first step, the shrimp tail of the shrimp body 8 which is manually positioned at the upstream end of the feeding conveyor belt 1 and is subjected to head removal in advance is placed in one of the second jigs 2a, the upper half section of the shrimp body 8 is placed in one of the first jigs 1a, and at the moment, the shrimp body 8 is positioned between the feeding conveyor belt 1 and the auxiliary conveyor belt 2 in a backward tilting posture towards the feeding conveyor belt 1;
step two, the shrimp body 8 in the first jig 1a and the second jig 2a is synchronously driven by the feeding conveyor belt 1 and the auxiliary conveyor belt 2 to move towards the downstream end direction, and the shell of the shrimp body 8 close to the tail part of the shrimp is gradually clamped, pulled and pulled, and the specific operation steps are as follows:
1. the shrimp body 8 reaches the area of the primary pinch-off device 3, and the periphery of the shell, close to the shrimp tail area, of the shrimp body 8 is symmetrically clamped by the primary pinch-off device 3;
2. the shrimp body 8 with the shell clamped and split reaches into a cutting slide way 4b formed by two cutting blades 4a in the passive cutting device 4, and as the shrimp body 8 moves forwards continuously, the shrimp shell of the shrimp body 8 near the shrimp tail area is cut by friction force and the cutting blades 4a, so that the shrimp shell is thoroughly cut into an upper half shell and a shrimp tail shell;
3. after the shrimp body 8 cut into the upper half shell and the shrimp tail shell advances to the area of the pre-peeling device 5, the top end part of the upper half shell of the shrimp body 8 is pulled out by the pre-peeling device 5 to promote the shrimp body to be separated from the shrimp meat;
4. the shrimp body 8 with the upper half shell and the shrimp meat separated is moved to the region of the shell pulling device 6, the upper half shell and the shrimp meat are thoroughly separated by the shell pulling device 6, and then the whole shrimp meat is separated from the shrimp tail shell by the stuffing taking device 7, and finally the shrimp meat is obtained.
Working principle: when the shrimp tail of the shrimp body 8 is firstly placed into the second jig 2a manually, the upper guide rod 4c is firstly bypassed in a limiting way, namely, between the upper guide rod 4c and the feeding conveyor belt 1, and then the lower guide rod 4d is bypassed, namely, between the lower guide rod 4d and the auxiliary conveyor belt 2, at the moment, the shrimp tail is positioned in the second jig 2a, the upper half section of the shrimp body 8 is positioned in the arc-shaped groove 1b of the first jig 1a, the front part of the upper half section is limited by the outer surface of the upper guide rod 4c, the shrimp body 8 is prevented from tilting forwards, the lower half section of the shrimp body 8, namely, the part close to the shrimp tail, is supported by the lower guide rod 4d, so that the upper guide rod 4c and the lower guide rod 4d form the full limiting and guiding support purposes of the shrimp body 8, and the shrimp body 8 can be enabled to move stably between the auxiliary conveyor belt 2 and the feeding conveyor belt 1; the shrimp body 8 firstly moves to the primary pinch-off device 3, the shrimp shell close to the shrimp tail part is clamped by the primary pinch-off device, then the shrimp shell continues to move to the cutting slide 4b formed by the two cutting blades 4a, the shrimp shell area of the shrimp body 8, which is clamped previously, is cut by the cutting surfaces of the cutting blades 4a when the cutting slide 4b moves due to the moving force, so that the shrimp shell area is fully split, then the shrimp body 8 continues to move to the pre-peeling device 5 area, the shrimp shell at the upper half of the shrimp body 8 is thoroughly separated from the shrimp tail part by virtue of the device, the top end of the shrimp shell is pulled out of the top end of the shrimp body 8, then the shrimp shell continues to move to the shell pulling device 6, the shrimp meat at the upper half is obtained, the shrimp meat carries the residual shrimp tail meat and the shell part moves to the stuffing taking device 7 area, the meat at the upper half is pulled out of the shrimp meat taking out by the stuffing taking device 7, the shrimp tail meat in the shrimp meat taking out is completely, the shrimp meat taking out by virtue of the second stuffing 2a and the stuffing 2 is taken out of the shrimp body through the auxiliary cylinder 7, and the auxiliary belt 2 is rotated, and the stuffing is released by the auxiliary belt 2d is rotated between the auxiliary belt 1 and the auxiliary belt 2 is rotated.
The foregoing description is only a preferred embodiment of the present invention, and is not intended to limit the technical scope of the present invention, so any minor modifications, equivalent changes and modifications made to the above embodiments according to the technical principles of the present invention are still within the scope of the technical solutions of the present invention.
Claims (6)
1. The utility model provides an automatic decorticator of sea shrimp, includes the processing platform, its characterized in that: the sheller comprises a feeding conveyor belt (1), an auxiliary conveyor belt (2), a primary pinch-off device (3), a passive cutting device (4) and a pre-shelling device (5), wherein the feeding conveyor belt (1) is obliquely erected above a processing table, the auxiliary conveyor belt (2) is horizontally arranged below the side of the feeding conveyor belt (1), the conveying planes of the feeding conveyor belt (1) and the auxiliary conveyor belt (2) form an obtuse angle of 115 degrees, a plurality of first jigs (1 a) and second jigs (2 a) which are arranged at equal intervals along the conveying direction of the feeding conveyor belt (1) and the conveying plane of the auxiliary conveyor belt (2) are respectively arranged on the conveying plane, the conveying directions of the feeding conveyor belt and the auxiliary conveyor belt are parallel, the primary pinch-off device (3) and the pre-shelling device (5) are arranged on the outer side of the auxiliary conveyor belt (2), a shell pulling device (6) and a stuffing taking device (7) are arranged above the feeding conveyor belt (1), the primary pinch-off device (3), the pre-shelling device (5), the shell pulling device (6) and the stuffing taking device (7) are sequentially arranged along the conveying direction of the feeding conveyor belt (1) and are arranged at intervals close to the feeding conveyor belt (1), and the feeding conveyor belt (1) is arranged between the conveying direction and the auxiliary conveyor belt (2);
the outer side of the first jig (1 a) is provided with an arc-shaped groove (1 b) for accommodating the upper half section of a shrimp body (8) of a sea shrimp, the first jig (1 a) is made of sponge materials, and all the first jigs (1 a) are respectively arranged opposite to one second jig (2 a);
the second jig (2 a) comprises a supporting plate (2 b), and a first clamping plate (2 c) and a second clamping plate (2 d) which are distributed at the top of the supporting plate (2 b) in a fork shape, wherein the supporting plate (2 b) is fixed on a conveying plane of the auxiliary conveying belt (2), the middle parts of the first clamping plate (2 c) and the second clamping plate (2 d) are hinged through torsion springs, and the torsion springs are in a normal state, and the first clamping plate (2 c) and the second clamping plate (2 d) form a V-shaped clamping opening (2 t) smaller than 10 degrees towards one end of the feeding conveying belt (1);
the passive cutting device (4) comprises two cutting blades (4 a) and an upper guide rod (4 c) and a lower guide rod (4 d) which are arranged in an up-down symmetrical mode, the horizontal height of the lower guide rod (4 d) is higher than that of the auxiliary conveying belt (2), the upper guide rod (4 c) corresponds to the feeding conveying belt (1), the extending directions of the upper guide rod (4 c) and the lower guide rod (4 d) are parallel to the conveying direction of the feeding conveying belt (1), the upper guide rod (4 c) and the lower guide rod (4 d) are close to the auxiliary conveying belt (2) and the feeding conveying belt (1), the rear ends of the upper guide rod (4 c) and the lower guide rod (4 d) close to the downstream end of the feeding conveying belt (1) are spaced apart from the rear ends of the lower guide rod (4 d), the two cutting blades (4 a) are symmetrically arranged at the rear ends of the lower guide rod (4 d), and cutting surfaces of the two cutting blades (4 b) which can enter after the shrimp bodies (8) are separated from the lower guide rod (4 d) are formed between the upper guide rod and the lower guide rod.
2. An automatic shrimp sheller as in claim 1 wherein: the primary pinch-off device (3) comprises a first pneumatic clamp (3 a), a thrust cylinder (3 b) and two arc plates (3 c), wherein the first pneumatic clamp (3 a) is obliquely erected above the auxiliary conveyor belt (2), the clamping end of the first pneumatic clamp (3 a) corresponds to the rear end of the lower guide rod (4 d), the inclined posture of the first pneumatic clamp (3 a) and the conveying direction of the auxiliary conveyor belt (2) form an included angle of 40 degrees, the two arc plates (3 c) are respectively welded on one clamping end of the first pneumatic clamp (3 a), concave surfaces of the two arc plates are oppositely arranged, one arc slice (3 d) is respectively arranged in each concave surface of the two arc plates (3 c), and the thrust cylinder (3 b) is used for driving the first pneumatic clamp (3 a) to movably arrange along the radial direction of the lower guide rod (4 d).
3. An automatic shrimp sheller as in claim 2 wherein: the pre-peeling device (5) is arranged at the tail end of the lower guide rod (4 d) corresponding to the cutting blade (4 a), the pre-peeling device (5) comprises two mounting plates (5 a), a bidirectional screw rod adjusting piece (5 b) and an air rod (5 c), the two mounting plates (5 a) are bilaterally symmetrical and obliquely erected above the auxiliary conveyor belt (2), the oblique directions of the two mounting plates are parallel to the oblique directions of the first pneumatic clamp (3 a), the front ends of the two mounting plates (5 a) close to the upper guide rod (4 c) are respectively provided with a peeling wheel (5 d), the middle sections of the two mounting plates are respectively provided with a peeling motor (5 e) for driving the peeling wheels (5 d) at the respective positions to rotate around the axis of the two mounting plates, the output end of the bidirectional screw rod adjusting piece (5 b) is in transmission connection with the rear ends of the two mounting plates (5 a), the two mounting plates are used for driving the two mounting plates to face each other or are horizontally arranged in a reverse direction, and the air rod (5 c) is used for driving the bidirectional screw rod adjusting piece (5 b) and the two mounting plates to be close to or far away from the upper guide rod (4 c).
4. An automatic shrimp sheller as in claim 1 wherein: the shell pulling device (6) comprises a second pneumatic clamp (6 a) and a turnover motor (6 b), the second pneumatic clamp (6 a) can be rotatably arranged on the outer side of the feeding conveyor belt (1) through the turnover motor (6 b), and two plastic clamping strips (6 c) are symmetrically arranged at the clamping end of the second pneumatic clamp (6 a).
5. An automatic shrimp sheller as in claim 1 wherein: get filling device (7) including third pneumatic clamp (7 a) and lift cylinder (7 b), third pneumatic clamp (7 a) are the top of locating feed conveyer belt (1) that inverts and can vertical activity through lift cylinder (7 b), third pneumatic clamp (7 a) and lift cylinder (7 b) all are located the centre of feed conveyer belt (1) and auxiliary conveyer belt (2), the centre gripping end symmetry of third pneumatic clamp (7 a) is equipped with double-arc structure's clamp strip (7 c), the top of lift cylinder (7 b) is equipped with and is used for driving its rotatory material motor (7 d) that moves between feed conveyer belt (1) and auxiliary conveyer belt (2).
6. An automatic shelling method for sea shrimps, comprising the automatic shelling machine for sea shrimps according to any one of claims 1 to 5, characterized in that: the method comprises the following steps:
the method comprises the steps that firstly, a person is positioned at the upstream end of a feeding conveyor belt (1), the tail of a shrimp body (8) subjected to head removal in advance is placed in one of second jigs (2 a), the upper half section of the shrimp body (8) is placed in one of first jigs (1 a), and at the moment, the shrimp body (8) is in a backward tilting posture towards the feeding conveyor belt (1) and is positioned between the feeding conveyor belt (1) and an auxiliary conveyor belt (2);
step two, the shrimp body (8) positioned in the first jig (1 a) and the second jig (2 a) is synchronously driven by the feeding conveyor belt (1) and the auxiliary conveyor belt (2) to work, so that the shrimp body (8) advances towards the downstream end direction, and the shell of the shrimp body (8) close to the tail part of the shrimp is gradually clamped, pulled and pulled, and the specific operation steps are as follows:
(1) The shrimp body (8) reaches the area of the primary pinch-off device (3), and the shell periphery of the shrimp body (8) close to the shrimp tail area is symmetrically clamped by the primary pinch-off device (3);
(2) The shrimp body (8) with the shell being clamped and split reaches into a cutting slide way (4 b) formed by two cutting blades (4 a) in the passive cutting device (4), and the shrimp shell in the area of the shrimp body (8) close to the shrimp tail is cut due to friction force and the cutting blades (4 a) as the shrimp body (8) continuously moves forwards, so that the shrimp shell is thoroughly cut into an upper half shell and a shrimp tail shell;
(3) After the shrimp body (8) cut into the upper half shell and the shrimp tail shell advances to the area of the pre-peeling device (5), the top end part of the upper half shell of the shrimp body (8) is pulled out by the pre-peeling device (5) to promote the shrimp body to be separated from the shrimp meat;
(4) And the shrimp body (8) with the upper half section shell and the shrimp meat separated partially moves to the region of the shell pulling device (6), the upper half section shell and the shrimp meat are thoroughly separated by the shell pulling device (6), and then the whole shrimp meat and the shrimp tail section shell are separated by the stuffing taking device (7) to finally obtain the shrimp meat.
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| CN109042823B true CN109042823B (en) | 2023-09-29 |
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| CN109619466B (en) * | 2019-02-13 | 2022-04-29 | 福建省亚明食品有限公司 | Processing equipment and processing method for quick-frozen prepared crayfish products |
| WO2021158892A2 (en) * | 2020-02-07 | 2021-08-12 | Nova-Tech Engineering, Llc | Shrimp processing apparatus and methods |
| CN114933151B (en) * | 2022-05-31 | 2023-08-29 | 华南农业大学 | Shrimp wobble plate feeding device convenient for grabbing by clamping manipulator |
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| US2760225A (en) * | 1953-04-02 | 1956-08-28 | Miller Nikoli | Shrimp peeling, deveining and meat separating machine |
| US2987759A (en) * | 1957-10-25 | 1961-06-13 | Peelers Company | Machine for peeling crawfish and the like |
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